The following presentation explores legionellosis outbreaks in the USA and what to look for when conducting and interpreting an environmental assessment, including evaluation of water sources, methods of disinfection, premise plumbing, cooling towers, spas and ornamental water features. The video, the second in a series published by the US Centers for Disease Control and Prevention (CDC) gives an introduction to environmental health and engineering measures for legionellosis outbreak investigations in the USA.
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The following presentation looks at Legionnaires’ disease, Legionella ecology, the conditions for growth and common sources of contamination including evaporative heat rejection equipment, cooling towers and evaporative condensers, hot and cold water plumbing systems, whirlpool spas and hot tubs. It outlines Legionella ecology and gives an introduction to environmental health and engineering measures for Legionellosis outbreak investigations in the USA.